99809476968241 has 8 divisors (see below), whose sum is σ = 99843548937704. Its totient is φ = 99775410577920.

The previous prime is 99809476968233. The next prime is 99809476968259. The reversal of 99809476968241 is 14286967490899.

It can be written as a sum of positive squares in 4 ways, for example, as 2363537264400 + 97445939703841 = 1537380^2 + 9871471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99809476968241 - 2³ = 99809476968233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99809476968211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34548715 + ... + 37326031.

It is an arithmetic number, because the mean of its divisors is an integer number (12480443617213).

Almost surely, 2^{99809476968241} is an apocalyptic number.

It is an amenable number.

99809476968241 is a deficient number, since it is larger than the sum of its proper divisors (34071969463).

99809476968241 is a wasteful number, since it uses less digits than its factorization.

99809476968241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789571.

The product of its (nonzero) digits is 3386105856, while the sum is 82.

The spelling of 99809476968241 in words is "ninety-nine trillion, eight hundred nine billion, four hundred seventy-six million, nine hundred sixty-eight thousand, two hundred forty-one".